What is the defination of force

Henry was studying two populations of the same species of lizards. One population lived on an island and the other lived on the mainland. Both populations were affected by a hurricane that hit the island and the mainland with equal force.

An astronaut tightens a bolt on a satellite in orbit. He rotates in a direction opposite to that of the bolt, and the satellite rotates in the same direction as the bolt. Explain why.

Which statement about a right triangle is NOT true? CLEAR CHECK The hypotenuse is the longest side of the triangle. The square of the hypotenuse is equal to the sum of the squares of the other two lengths.

You have an electrically neutral toy that you divide into two pieces. You notice that at least one of those pieces has an electric charge. Do the two pieces attract or repel one another

3. A spring loaded gun fires a bullet into a block of wood hanging from a frictionless pendulum. a. How fast was the bullet going when it left the gun? Spring: k = 5,000 N/m Bullet: m=20.0g Block of wood: m = 1.00kg b.

What charge do electrons have? Negative Positive Neutral

What do you suppose would cause an atom to lose an electron?

Calculate the average speed of spacecraft orbiting mars

Two small spheres spaced 20.0 cm apart have equal charge. how many excess electrons must be present on each sphere if the magnitude of the force of repulsion between them is 4.57 * 10-21 n?

Which characteristic would you expect from a sample with a pH of 9